81129540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12637}}^1$

素因数の和:12756

約数の個数: 48

約数和(自身を含む): 229303872

約数和(自身を除く): 148174332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 12637, 25274, 37911, 50548, 63185, 75822, 126370, 151644, 189555, 252740, 379110, 758220, 1352159, 2704318, 4056477, 5408636, 6760795, 8112954, 13521590, 16225908, 20282385, 27043180, 40564770, 81129540]

約数ペア:

[(1, 81129540), (2, 40564770), (3, 27043180), (4, 20282385), (5, 16225908), (6, 13521590), (10, 8112954), (12, 6760795), (15, 5408636), (20, 4056477), (30, 2704318), (60, 1352159), (107, 758220), (214, 379110), (321, 252740), (428, 189555), (535, 151644), (642, 126370), (1070, 75822), (1284, 63185), (1605, 50548), (2140, 37911), (3210, 25274), (6420, 12637)]